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event-widget: reposition drag source to initial position

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This commit is contained in:
Günther Wutz
2017-11-16 18:35:25 -02:00
committed by Georges Basile Stavracas Neto
parent b83b2b4e46
commit 35c8d0d363
1 changed files with 14 additions and 1 deletions
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src/gcal-event-widget.c
+14 -1
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@@ -608,8 +608,16 @@ static void
gcal_event_widget_drag_begin (GtkWidget *widget,
GdkDragContext *context)
{
GcalEventWidget *self = GCAL_EVENT_WIDGET (widget);
GcalEventWidget *self;
cairo_surface_t *surface;
GdkWindow *window;
GdkDevice *device;
gint x, y;
GtkAllocation allocation;
self = GCAL_EVENT_WIDGET (widget);
window = gtk_widget_get_window (widget);
device = gdk_drag_context_get_device (context);
if (self->read_only)
{
@@ -622,6 +630,11 @@ gcal_event_widget_drag_begin (GtkWidget *widget,
gtk_drag_set_icon_surface (context, surface);
/* reposition drag surface to the point the GCalEvent was */
gtk_widget_get_allocation (widget, &allocation);
gdk_window_get_device_position (window, device, &x, &y, NULL);
gdk_drag_context_set_hotspot (context, x - allocation.x, y - allocation.y);
g_clear_pointer (&surface, cairo_surface_destroy);
}